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khosb/modules/adsl/classes/Adsl/Billing/Exetelvisp.php

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<?php defined('SYSPATH') or die('No direct access allowed.');
/**
* This class provides Exetel VISP ADSL functions
*
* @package ADSL
* @category Helpers
* @author Deon George
* @copyright (c) 2009-2013 Open Source Billing
* @license http://dev.osbill.net/license.html
*/
class ADSL_Billing_Exetelvisp {
private $data = NULL;
private $data_exception = NULL;
private $exception = array();
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private $excess = 0;
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private $total = 0;
public function excess($service) {
return empty($this->data[$service]['excess']) ? 0 : $this->data[$service]['excess'];
}
public function form() {
$result = '';
$result .= Form::open(URL::link('reseller','adsl/billing'),array('enctype'=>'multipart/form-data','class'=>'form-horizontal'));
$result .= View::factory('adsl/reseller/billing/exetelvisp');
$result .= Form::close();
return $result;
}
public function charge($service) {
return $this->cost($service)+$this->credit($service);
}
public function cost($service) {
return empty($this->data[$service]['cost']) ? 0 : $this->data[$service]['cost'];
}
public function credit($service) {
return empty($this->data[$service]['credit']) ? 0 : $this->data[$service]['credit'];
}
public function exception() {
return Arr::merge($this->data_exception,$this->exception);
}
/**
* This function is key to parsing an invoice and calculating totals, exceptions and missed items
*/
private function haveService($service,$cost) {
if (isset($this->data[$service])) {
if (isset($this->data_exception[$service]))
unset($this->data_exception[$service]);
if ($cost != $this->charge($service))
$this->exception[$service]['info'] = 'Charging difference: '.Currency::display($cost-$this->charge($service));
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$this->excess += $this->excess($service);
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$this->total += $this->charge($service);
}
}
/**
* Process a CSV Invoice
*/
public function process(Model_ADSL_Supplier $aso,array $file) {
$data = file_get_contents($file['tmp_name']);
if (! $data)
return NULL;
$start = $end = FALSE;
$result = array();
$c = 0;
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foreach (preg_split("/\n/",$data) as $line) {
// Items start after "Item ID"
if (! $start && preg_match('/^Item ID,/',$line)) {
$start = true;
continue;
// Items end after "Subtotal"
} elseif ($start && ! $end && preg_match('/^Subtotal:,/',$line)) {
$end = true;
continue;
// If we havent started or not ended, continue
} elseif (! $start || $end) {
continue;
}
$record = explode(',',$line);
// 1 = Item ID (ignore)
// 2 = Reference ID (ignore - its not useful for us)
// 3 = Category (always appears blank)
// 4 = Item Description (has our service number, rental and excess charges description)
// 0nnnnnnnnn - Monthly Internet Charge On Plan XXXXX For billing period (dd/mm/yyyy - dd/mm/yyyy) (7 FIELDED LINES)
// 0nnnnnnnnn - Excess usage charges for March 2013 (8 FIELDED LINES)
// 5 = Quantity
// Always 1 for Plan Fees
// 0nnnnnnnnn@graytech.net.au Excess Usage y GB (for excess charges)
// 6 = Unit Price
// Always 1 for Excess Usage (probably quantity)
// 7 = Total Price
// Unit price for Excess Usage
// 8 = Total Price for Excess Usage
if (! count($record) >= 7)
throw HTTP_Exception::factory(501,'Format of CSV file changed? (:record)',array(':record'=>$record));
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if (preg_match('/Monthly Internet Charge On Plan /',$record[4])) {
list($service,$description) = explode(':',(preg_replace('/([0-9]+)\s+-\s+(.*)$/',"$1:$2",$record[4])));
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$result[$service]['cost'] = str_replace('$','',$record[6]);
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} elseif (preg_match('/([0-9]+)\s+-\s+Monthly Internet Charge On Plan /',$record[4])) {
list($service,$description) = explode(':',(preg_replace('/([0-9]+)\s+-\s+(.*)$/',"$1:$2",$record[4])));
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$result[$service]['cost'] = str_replace('$','',$record[6]);
$result[$service]['info'] = 'Other Service';
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} elseif (preg_match('/VOIP Monthly Charges/',$record[3])) {
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list($service,$description) = explode(':',(preg_replace('/([0-9]+)\s+-\s+(.*)$/',"$1:$2",$record[3])));
$result[$service]['cost'] = str_replace('$','',$record[6]);
$result[$service]['info'] = 'VOIP Service';
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} elseif (preg_match('/VISP Credit/',$record[4])) {
list($service,$description) = explode(':',(preg_replace('/([0-9]+)\s+-\s+(.*)$/',"$1:$2",$record[4])));
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$result[$service]['credit'] = str_replace('$','',$record[6]);
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} elseif (preg_match('/Excess usage charges/',$record[4])) {
list($service,$description) = explode(':',(preg_replace('/([0-9]+)\s+-\s+(.*)$/',"$1:$2",$record[4])));
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$result[$service]['excess'] = str_replace('$','',$record[7]);
// Ignore Payment For Invoice lines
} elseif (preg_match('/Payment For Invoice:/',$record[3])) {
} else {
try {
list($service,$description) = explode(':',(preg_replace('/([0-9]+)\s+-\s+(.*)$/',"$1:$2",$record[3])));
$result[$service]['info'] = $line;
} catch (Exception $e) {
$result["000-".$c++]['info'] = $line;
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}
}
}
$this->data_exception = $this->data = $result;
// @todo This could be optimised better.
foreach ($aso->services(TRUE) as $so)
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$this->haveService($so->plugin()->service_number,$so->plugin()->admin_plan()->supplier_plan->display('base_cost'));
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return $this;
}
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public function totalcharge($format=FALSE) {
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return $format ? Currency::display($this->total) : $this->total;
}
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public function totalexcess($format=FALSE) {
return $format ? Currency::display($this->excess) : $this->excess;
}
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}
?>